TSTP Solution File: SET957+1 by CSE_E---1.5

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%------------------------------------------------------------------------------
% File     : CSE_E---1.5
% Problem  : SET957+1 : TPTP v8.1.2. Bugfixed v4.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : java -jar /export/starexec/sandbox/solver/bin/mcs_scs.jar %d %s

% Computer : n012.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8042.1875MB
% OS       : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit  : 300s
% DateTime : Thu Aug 31 14:36:26 EDT 2023

% Result   : Theorem 0.19s 0.58s
% Output   : CNFRefutation 0.19s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   11
%            Number of leaves      :   23
% Syntax   : Number of formulae    :   53 (  12 unt;  18 typ;   0 def)
%            Number of atoms       :   94 (  21 equ)
%            Maximal formula atoms :    9 (   2 avg)
%            Number of connectives :   97 (  38   ~;  38   |;  15   &)
%                                         (   3 <=>;   3  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   14 (   4 avg)
%            Maximal term depth    :    4 (   1 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :   22 (  10   >;  12   *;   0   +;   0  <<)
%            Number of predicates  :    5 (   3 usr;   1 prp; 0-2 aty)
%            Number of functors    :   15 (  15 usr;   8 con; 0-4 aty)
%            Number of variables   :   84 (   4 sgn;  41   !;   0   ?;   0   :)

% Comments : 
%------------------------------------------------------------------------------
tff(decl_22,type,
    in: ( $i * $i ) > $o ).

tff(decl_23,type,
    unordered_pair: ( $i * $i ) > $i ).

tff(decl_24,type,
    ordered_pair: ( $i * $i ) > $i ).

tff(decl_25,type,
    singleton: $i > $i ).

tff(decl_26,type,
    empty: $i > $o ).

tff(decl_27,type,
    subset: ( $i * $i ) > $o ).

tff(decl_28,type,
    cartesian_product2: ( $i * $i ) > $i ).

tff(decl_29,type,
    esk1_0: $i ).

tff(decl_30,type,
    esk2_0: $i ).

tff(decl_31,type,
    esk3_4: ( $i * $i * $i * $i ) > $i ).

tff(decl_32,type,
    esk4_4: ( $i * $i * $i * $i ) > $i ).

tff(decl_33,type,
    esk5_0: $i ).

tff(decl_34,type,
    esk6_0: $i ).

tff(decl_35,type,
    esk7_0: $i ).

tff(decl_36,type,
    esk8_0: $i ).

tff(decl_37,type,
    esk9_0: $i ).

tff(decl_38,type,
    esk10_0: $i ).

tff(decl_39,type,
    esk11_2: ( $i * $i ) > $i ).

fof(t110_zfmisc_1,conjecture,
    ! [X1,X2,X3,X4,X5,X6] :
      ( ( subset(X1,cartesian_product2(X2,X3))
        & subset(X4,cartesian_product2(X5,X6))
        & ! [X7,X8] :
            ( in(ordered_pair(X7,X8),X1)
          <=> in(ordered_pair(X7,X8),X4) ) )
     => X1 = X4 ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t110_zfmisc_1) ).

fof(d5_tarski,axiom,
    ! [X1,X2] : ordered_pair(X1,X2) = unordered_pair(unordered_pair(X1,X2),singleton(X1)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d5_tarski) ).

fof(t103_zfmisc_1,axiom,
    ! [X1,X2,X3,X4] :
      ~ ( subset(X1,cartesian_product2(X2,X3))
        & in(X4,X1)
        & ! [X5,X6] :
            ~ ( in(X5,X2)
              & in(X6,X3)
              & X4 = ordered_pair(X5,X6) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t103_zfmisc_1) ).

fof(commutativity_k2_tarski,axiom,
    ! [X1,X2] : unordered_pair(X1,X2) = unordered_pair(X2,X1),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',commutativity_k2_tarski) ).

fof(t2_tarski,axiom,
    ! [X1,X2] :
      ( ! [X3] :
          ( in(X3,X1)
        <=> in(X3,X2) )
     => X1 = X2 ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t2_tarski) ).

fof(c_0_5,negated_conjecture,
    ~ ! [X1,X2,X3,X4,X5,X6] :
        ( ( subset(X1,cartesian_product2(X2,X3))
          & subset(X4,cartesian_product2(X5,X6))
          & ! [X7,X8] :
              ( in(ordered_pair(X7,X8),X1)
            <=> in(ordered_pair(X7,X8),X4) ) )
       => X1 = X4 ),
    inference(assume_negation,[status(cth)],[t110_zfmisc_1]) ).

fof(c_0_6,negated_conjecture,
    ! [X32,X33] :
      ( subset(esk5_0,cartesian_product2(esk6_0,esk7_0))
      & subset(esk8_0,cartesian_product2(esk9_0,esk10_0))
      & ( ~ in(ordered_pair(X32,X33),esk5_0)
        | in(ordered_pair(X32,X33),esk8_0) )
      & ( ~ in(ordered_pair(X32,X33),esk8_0)
        | in(ordered_pair(X32,X33),esk5_0) )
      & esk5_0 != esk8_0 ),
    inference(shift_quantors,[status(thm)],[inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[c_0_5])])])]) ).

fof(c_0_7,plain,
    ! [X13,X14] : ordered_pair(X13,X14) = unordered_pair(unordered_pair(X13,X14),singleton(X13)),
    inference(variable_rename,[status(thm)],[d5_tarski]) ).

fof(c_0_8,plain,
    ! [X20,X21,X22,X23] :
      ( ( in(esk3_4(X20,X21,X22,X23),X21)
        | ~ subset(X20,cartesian_product2(X21,X22))
        | ~ in(X23,X20) )
      & ( in(esk4_4(X20,X21,X22,X23),X22)
        | ~ subset(X20,cartesian_product2(X21,X22))
        | ~ in(X23,X20) )
      & ( X23 = ordered_pair(esk3_4(X20,X21,X22,X23),esk4_4(X20,X21,X22,X23))
        | ~ subset(X20,cartesian_product2(X21,X22))
        | ~ in(X23,X20) ) ),
    inference(distribute,[status(thm)],[inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[t103_zfmisc_1])])])]) ).

cnf(c_0_9,negated_conjecture,
    ( in(ordered_pair(X1,X2),esk5_0)
    | ~ in(ordered_pair(X1,X2),esk8_0) ),
    inference(split_conjunct,[status(thm)],[c_0_6]) ).

cnf(c_0_10,plain,
    ordered_pair(X1,X2) = unordered_pair(unordered_pair(X1,X2),singleton(X1)),
    inference(split_conjunct,[status(thm)],[c_0_7]) ).

fof(c_0_11,plain,
    ! [X11,X12] : unordered_pair(X11,X12) = unordered_pair(X12,X11),
    inference(variable_rename,[status(thm)],[commutativity_k2_tarski]) ).

cnf(c_0_12,plain,
    ( X1 = ordered_pair(esk3_4(X2,X3,X4,X1),esk4_4(X2,X3,X4,X1))
    | ~ subset(X2,cartesian_product2(X3,X4))
    | ~ in(X1,X2) ),
    inference(split_conjunct,[status(thm)],[c_0_8]) ).

cnf(c_0_13,negated_conjecture,
    ( in(unordered_pair(unordered_pair(X1,X2),singleton(X1)),esk5_0)
    | ~ in(unordered_pair(unordered_pair(X1,X2),singleton(X1)),esk8_0) ),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_9,c_0_10]),c_0_10]) ).

cnf(c_0_14,plain,
    unordered_pair(X1,X2) = unordered_pair(X2,X1),
    inference(split_conjunct,[status(thm)],[c_0_11]) ).

cnf(c_0_15,plain,
    ( X1 = unordered_pair(unordered_pair(esk3_4(X2,X3,X4,X1),esk4_4(X2,X3,X4,X1)),singleton(esk3_4(X2,X3,X4,X1)))
    | ~ in(X1,X2)
    | ~ subset(X2,cartesian_product2(X3,X4)) ),
    inference(rw,[status(thm)],[c_0_12,c_0_10]) ).

cnf(c_0_16,negated_conjecture,
    ( in(unordered_pair(singleton(X1),unordered_pair(X1,X2)),esk5_0)
    | ~ in(unordered_pair(singleton(X1),unordered_pair(X1,X2)),esk8_0) ),
    inference(spm,[status(thm)],[c_0_13,c_0_14]) ).

cnf(c_0_17,plain,
    ( unordered_pair(singleton(esk3_4(X1,X2,X3,X4)),unordered_pair(esk3_4(X1,X2,X3,X4),esk4_4(X1,X2,X3,X4))) = X4
    | ~ subset(X1,cartesian_product2(X2,X3))
    | ~ in(X4,X1) ),
    inference(rw,[status(thm)],[c_0_15,c_0_14]) ).

cnf(c_0_18,negated_conjecture,
    ( in(X1,esk5_0)
    | ~ subset(X2,cartesian_product2(X3,X4))
    | ~ in(X1,esk8_0)
    | ~ in(X1,X2) ),
    inference(spm,[status(thm)],[c_0_16,c_0_17]) ).

cnf(c_0_19,negated_conjecture,
    subset(esk8_0,cartesian_product2(esk9_0,esk10_0)),
    inference(split_conjunct,[status(thm)],[c_0_6]) ).

fof(c_0_20,plain,
    ! [X34,X35] :
      ( ( ~ in(esk11_2(X34,X35),X34)
        | ~ in(esk11_2(X34,X35),X35)
        | X34 = X35 )
      & ( in(esk11_2(X34,X35),X34)
        | in(esk11_2(X34,X35),X35)
        | X34 = X35 ) ),
    inference(distribute,[status(thm)],[inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[t2_tarski])])])]) ).

cnf(c_0_21,negated_conjecture,
    ( in(ordered_pair(X1,X2),esk8_0)
    | ~ in(ordered_pair(X1,X2),esk5_0) ),
    inference(split_conjunct,[status(thm)],[c_0_6]) ).

cnf(c_0_22,negated_conjecture,
    ( in(X1,esk5_0)
    | ~ in(X1,esk8_0) ),
    inference(spm,[status(thm)],[c_0_18,c_0_19]) ).

cnf(c_0_23,plain,
    ( in(esk11_2(X1,X2),X1)
    | in(esk11_2(X1,X2),X2)
    | X1 = X2 ),
    inference(split_conjunct,[status(thm)],[c_0_20]) ).

cnf(c_0_24,negated_conjecture,
    ( in(unordered_pair(unordered_pair(X1,X2),singleton(X1)),esk8_0)
    | ~ in(unordered_pair(unordered_pair(X1,X2),singleton(X1)),esk5_0) ),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_21,c_0_10]),c_0_10]) ).

cnf(c_0_25,negated_conjecture,
    ( esk8_0 = X1
    | in(esk11_2(esk8_0,X1),esk5_0)
    | in(esk11_2(esk8_0,X1),X1) ),
    inference(spm,[status(thm)],[c_0_22,c_0_23]) ).

cnf(c_0_26,negated_conjecture,
    esk5_0 != esk8_0,
    inference(split_conjunct,[status(thm)],[c_0_6]) ).

cnf(c_0_27,negated_conjecture,
    ( in(unordered_pair(singleton(X1),unordered_pair(X1,X2)),esk8_0)
    | ~ in(unordered_pair(singleton(X1),unordered_pair(X1,X2)),esk5_0) ),
    inference(spm,[status(thm)],[c_0_24,c_0_14]) ).

cnf(c_0_28,plain,
    ( X1 = X2
    | ~ in(esk11_2(X1,X2),X1)
    | ~ in(esk11_2(X1,X2),X2) ),
    inference(split_conjunct,[status(thm)],[c_0_20]) ).

cnf(c_0_29,negated_conjecture,
    in(esk11_2(esk8_0,esk5_0),esk5_0),
    inference(sr,[status(thm)],[inference(ef,[status(thm)],[c_0_25]),c_0_26]) ).

cnf(c_0_30,negated_conjecture,
    ( in(X1,esk8_0)
    | ~ subset(X2,cartesian_product2(X3,X4))
    | ~ in(X1,esk5_0)
    | ~ in(X1,X2) ),
    inference(spm,[status(thm)],[c_0_27,c_0_17]) ).

cnf(c_0_31,negated_conjecture,
    subset(esk5_0,cartesian_product2(esk6_0,esk7_0)),
    inference(split_conjunct,[status(thm)],[c_0_6]) ).

cnf(c_0_32,negated_conjecture,
    ~ in(esk11_2(esk8_0,esk5_0),esk8_0),
    inference(sr,[status(thm)],[inference(spm,[status(thm)],[c_0_28,c_0_29]),c_0_26]) ).

cnf(c_0_33,negated_conjecture,
    ( in(X1,esk8_0)
    | ~ in(X1,esk5_0) ),
    inference(spm,[status(thm)],[c_0_30,c_0_31]) ).

cnf(c_0_34,negated_conjecture,
    $false,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_32,c_0_33]),c_0_29])]),
    [proof] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12  % Problem    : SET957+1 : TPTP v8.1.2. Bugfixed v4.0.0.
% 0.00/0.13  % Command    : java -jar /export/starexec/sandbox/solver/bin/mcs_scs.jar %d %s
% 0.15/0.33  % Computer : n012.cluster.edu
% 0.15/0.33  % Model    : x86_64 x86_64
% 0.15/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.15/0.33  % Memory   : 8042.1875MB
% 0.15/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.15/0.33  % CPULimit   : 300
% 0.15/0.33  % WCLimit    : 300
% 0.15/0.33  % DateTime   : Sat Aug 26 11:16:40 EDT 2023
% 0.15/0.33  % CPUTime  : 
% 0.19/0.56  start to proof: theBenchmark
% 0.19/0.58  % Version  : CSE_E---1.5
% 0.19/0.58  % Problem  : theBenchmark.p
% 0.19/0.58  % Proof found
% 0.19/0.58  % SZS status Theorem for theBenchmark.p
% 0.19/0.58  % SZS output start Proof
% See solution above
% 0.19/0.59  % Total time : 0.012000 s
% 0.19/0.59  % SZS output end Proof
% 0.19/0.59  % Total time : 0.014000 s
%------------------------------------------------------------------------------